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26 Μαΐ 2016 · Receiver flats are stamped from annealed (mild) steel that is easy to bend and shape but too soft for the rigors of gun fire. There are three ways to solve this problem. One option is to buy a...
AK-Builder Receiver Flat Instructions. Material 4130 Chromemoly Annealed Steel on rails and flat. These flats were designed to be bent and assembled like a manufacturer was trying to make a receiver. With that in mind the problems associated with pre-drilled holes in rails and holes too close to a bend had to be addressed.
25 Ιαν 2010 · This was just a little test of how the flat would turn out using a punch press instead of a shop press to bend the new receiver flats from AK-Builder.com that have the top rail bent,...
6 Μαρ 2009 · I am trying to weld up the front hole in front of the magwell that is used to position the flat in the die for pressing it into shape. It is around 1/8", maybe a little smaller in diameter. I have done some experimenting with the bent flat trying to fill the hole.
Flat Bending Jig Instructions. Here are the step-by-step pictures of bending a flat as well as putting the step in the top rail. Start off by getting the three main pieces of the jig in the correct orientation with the smaller angled ends on the same end as the cut out in the center bar.
Testing the Flat Bending Die Set on a punch press. AK-Builder.com How to bend an AK receiver flat the right way! Watch on. This isn't a real world application since there aren't high pressure springs for the pressure plate, but it shows that this could be used in a punch press.
AK-Builder Standard Flats. These flats were designed to be bent and assembled like a manufacturer was trying to make a receiver. With that in mind the problems associated with pre-drilled holes in rails and holes too close to a bend had to be addressed.
